CN112821231A - Intelligent temperature control power distribution cabinet - Google Patents
Intelligent temperature control power distribution cabinet Download PDFInfo
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- CN112821231A CN112821231A CN202110136141.6A CN202110136141A CN112821231A CN 112821231 A CN112821231 A CN 112821231A CN 202110136141 A CN202110136141 A CN 202110136141A CN 112821231 A CN112821231 A CN 112821231A
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- power distribution
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention belongs to the technical field of electrical equipment, and particularly relates to an intelligent temperature control power distribution cabinet which comprises a shell, an electrical element, a temperature controller, a driving unit and a heat dissipation unit, wherein the shell is provided with a plurality of temperature control units; a group of heat dissipation holes are uniformly formed in the side wall of the shell, an electrical element is mounted at the bottom of the shell, and a temperature controller is mounted at the top of the shell; each gear is rotatably arranged on the inner wall of each heat dissipation hole through a rotating shaft and is meshed with the rack; one end of the hard plate is positioned in the shell, the other end of the hard plate is sleeved on the rotating shaft, and the swinging of the hard plate is realized through the mutual matching between the rack and the gear; through the cooperation of hard board and louvre, compensate the one end that is close to of the air current cooling electrical components of rotation fan and rotates the fan, and can not cool off the shortcoming of the electrical components of both sides, make the abundant cooling effect that receives of electrical components, reduce electrical components's operating temperature, prevent that electrical components temperature is overheated, avoid electrical components to damage and arouse the potential safety hazard.
Description
Technical Field
The invention belongs to the technical field of electrical equipment, and particularly relates to an intelligent temperature control power distribution cabinet.
Background
The power distribution cabinet, the lighting power distribution cabinet and the metering cabinet are final-stage equipment of a power distribution system, the power distribution cabinet is a general name of a motor control center, and the power distribution cabinet is widely applied to power distribution systems of large power users such as transformer substations, power plants, various factories and mines and mainly used for electric energy conversion, distribution, control and the like of power, lighting and power distribution equipment. In the prior art, when a power distribution cabinet is used, electric elements in the cabinet work to generate heat, so that the internal temperature of the power distribution cabinet is increased, and if the heat cannot be dissipated, the electric elements in the cabinet are damaged, and the normal work is influenced;
the Chinese invention patent (2018221391329) discloses a heat-dissipation power distribution cabinet, which comprises a cabinet body and a top cover arranged at the top of the cabinet body, and further comprises a driving part for driving the top cover to vertically slide on the cabinet body; the top cover is connected with the cabinet body in a sliding manner and comprises a cover plate arranged at the upper end and a ventilating plate which is vertically connected to the edge of the cover plate and is abutted against the inner wall of the cabinet body; a plurality of air holes are formed above the air permeable plate; during the use, can drive the part drive top cap and slide, adjust the heat radiating area at cabinet body top and dispel the heat, but this technical scheme exists not enoughly, when meetting the rainy condition, the cabinet body and the top cap of switch board are closed for the area of switch board and outside air phase circulation reduces, leads to the heat dissipation not enough, and the inside operating temperature of switch board risees gradually, damages electrical components, influences the normal work of switch board.
In view of the above, through the design of the hard plates and the heat dissipation holes, when the power distribution cabinet is in a rainy condition, the heat dissipation holes can block rainwater from entering the power distribution cabinet, the rainwater flows in the cabinet body, so that the air flow in the cabinet body is increased, the working temperature of electrical elements is reduced, the temperature overheating of the electrical elements is prevented, and potential safety hazards caused by the damage of the electrical elements are avoided.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that in the prior art, the temperature in a power distribution cabinet cannot be reduced to cause insufficient heat dissipation and the working temperature in the cabinet gradually rises to damage electrical components and influence the normal work of the power distribution cabinet in a rainy environment, the invention provides the intelligent temperature control power distribution cabinet.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an intelligent temperature control power distribution cabinet which comprises a shell, an electrical element, a temperature controller, a driving unit and a heat dissipation unit, wherein the shell is provided with a plurality of temperature control units; a group of heat dissipation holes are uniformly formed in the side wall of the shell, an electrical element is mounted at the bottom of the shell, and a temperature controller is mounted at the top of the shell; the driving unit is arranged at the top of the shell and is positioned at one side of the temperature controller, and the driving unit comprises a motor, a transmission shaft and a rotating fan; the motor is arranged in the middle of the top of the shell; one end of the transmission shaft is connected with an output shaft of the motor, and the other end of the transmission shaft is connected with the rotating fan; the heat dissipation unit is arranged in the shell and comprises a support rod, a ring, a group of bulges, a group of convex blocks, a group of ejector rods, a group of racks, a group of gears and a group of hard plates; each lug is uniformly arranged on the outer ring of the transmission shaft; the ring is arranged on the top of the shell through a support rod, and the ring and the bump are on the same horizontal plane; each bulge is uniformly arranged on the inner ring of the ring; each ejector rod penetrates through the ring and the bulge, one end of each ejector rod is positioned outside the ring, the other end of each ejector rod is positioned inside the ring, a spring is sleeved on the ejector rod positioned at one end inside the ring, and the ejector rods move intermittently through rotation of the transmission shaft; each rack is slidably arranged in a first passage formed in the shell, the first passage is communicated with each heat dissipation hole, and the movement of the racks is realized through the movement of the ejector rods; each gear is rotatably arranged on the inner wall of each heat dissipation hole through a rotating shaft and is meshed with the rack; one end of the hard plate is positioned in the shell, the other end of the hard plate is sleeved on the rotating shaft, and the swinging of the hard plate is realized through the mutual matching between the rack and the gear;
in the prior art, the heat dissipation effect of a heat dissipation device of a power distribution cabinet on an electrical element is insufficient, and the temperature of the electrical element is overheated under severe weather conditions, so that the normal work of the electrical element is influenced, even the electrical element is damaged due to short circuit, potential safety hazards are caused, property loss is caused, and the maintenance cost is increased;
according to the invention, the temperature of the electrical element is detected by arranging the temperature controller, when the temperature reaches the value set by the temperature controller during working, the motor is started to operate by the closed circuit of the temperature controller, the motor operates to drive the transmission shaft and the rotating fan to rotate together, the motor is protected from being damaged due to long-time working, the cost for replacing parts is reduced, at the moment, the lug arranged on the transmission shaft rotates, the lug contacts with the ejector rod to enable the ejector rod to move towards the direction close to the rack under the stress, the ejector rod contacts and extrudes the racks on the two sides in the shell to enable the rack to slide downwards, at the moment, the rack slides to drive the gear to rotate, further, the gear drives the hard plate to swing upwards to fan the electrical element, the defect that the airflow of the rotating fan cools one end of the electrical element close to the rotating fan but can not cool the electrical elements on the two sides is, the working temperature of the electrical component is reduced, the temperature of the electrical component is prevented from being overheated, and potential safety hazards caused by damage of the electrical component are avoided.
Preferably, the section of each heat dissipation hole is pentagonal, and the intersection point of two adjacent straight lines of the pentagonal is a point a, a point b, a point c, a point d and a point e; the point a and the point e are on the outer side wall; the point c and the point d are positioned on the inner side wall, and the edge cd is three times that of the edge ae; the horizontal position of the cd side is higher than that of the ae side, and the point c is lower than the point e; the point b is lower than the point a, and the point b is in the middle of the edge de; when the power distribution cabinet works, the heat dissipation holes in the shell of the power distribution cabinet in the prior art have poor rainproof effect, and water enters the shell in the environment that rain often occurs in plum rain, so that electrical components are damaged by short circuit, and property loss is caused; according to the invention, through the design of the heat dissipation holes, under the condition that rain has the influence of wind speed, rain flows into the heat dissipation holes through the point e, drips on the bc edge, flows down along the bc edge and is stored in the heat dissipation holes, even if the maximum inclination angle of the rain falling under the influence of wind power is divided by degree, rain drops float into the heat dissipation holes, the highest position of the rain drops cannot exceed the point c, and the rain drops are effectively prevented from entering the shell to damage electrical components; under the condition that rainfall is big and the wind speed is high, the rainwater of storage at the louvre can increase suddenly, through the cooperation with the louvre of a passageway, the rainwater that drips into the louvre can flow into a passageway at once, avoids the rainwater to save the rain-proof effect of louvre after full overflow in the louvre, the rainwater of further increase louvre to electrical components's influence.
Preferably, a first cavity is formed in the shell below the electrical element, a first air bag is arranged in the first cavity, and an air outlet of the first air bag is aligned with the electrical element; a second channel is formed in the shell, one end of the second channel is communicated with the first channel, and the other end of the second channel is communicated with the first cavity; a push plate is arranged in the first cavity on one side of the first air bag; the push plate is connected to the inner wall of the first chamber through a spring; the shell is provided with a water outlet which is positioned at one side of the first cavity, and in an initial state, the push plate plugs the water outlet; when the electric appliance component cooling device works, the second channel and the first cavity are arranged, under the condition of large rainfall, rainwater is stored in the first cavity through the first pipeline and the second pipeline, so that the rainwater in the first channel cannot overflow from the heat dissipation holes quickly due to accumulation, the electric appliance component is prevented from being damped and damaged and influenced by gravity, the thrust force of the rainwater on the push plate is larger than the spring tension in the first cavity, the push plate slides towards the first air bag due to the rainwater, the first air bag is extruded to exhaust the bottom of the electric appliance component through the air outlet, during heat dissipation, the fan and the hard plate are rotated to blow heat to the bottom, the temperature of the bottom of the electric appliance component is increased, the first air bag blows air to the bottom of the electric appliance component to form airflow, the heat accumulated at the bottom of the electric appliance component is blown away, the temperature of the bottom of the shell is reduced, the cooling effect of the electric appliance component is further increased, and the, the rainwater of storage is discharged to the delivery port of seting up, solves because of the too much unable discharge of rainwater, and the surface of water in making a pipeline rises, spills over from the louvre, gets into the inside electrical components that damages of casing, has further strengthened the rain-proof effect of louvre, reduces electrical components and is damaged by the rainwater.
Preferably, a second cavity is formed in the shell above the first cavity; a first magnet is connected in each second chamber through a spring, and one end of the first magnet is connected with the lowest hard plate in the shell through a steel wire rope; a second magnet is arranged at the end part of the push plate close to the second chamber, and like poles of the second magnet and the first magnet repel each other; when the push plate works, the hard plate, the steel wire rope, the first magnet and the second magnet are matched with each other to realize the reciprocating motion of the push plate; the problem of do not have under rainwater or the less condition of rainwater, the hard board swing drives wire rope, with a magnet to the direction pulling of keeping away from the gas outlet, make the push pedal slide to an gasbag direction under the effect that like poles repel each other of magnet, an gasbag still can blow to electrical components bottom, reduces the heat and gathers in the casing bottom, increases the work efficiency of an gasbag, further increases electrical components's cooling effect.
Preferably, a group of clappers is rotatably arranged at the end part of each hard plate in the shell, and a torsion spring is arranged at the rotating part; the during operation, through setting up the clapper, under the cooperation between hard board and clapper, clapper can swing the fanning when making hard board wobbling, increase the work efficiency of hard board, and then strengthen the effect that hard board is to the air flow of electrical components both sides, make electrical components keep dry, reduce to make electrical components wet the damage because of the humidity in the air, the clapper is close to electrical components and swings fan wind, can blow off the dust that falls on electrical components, reduce the damage of dust to electrical components, influence electrical components's normal work, increase electrical components's life, reduce the replacement cost of part.
Preferably, a second air bag is arranged between the adjacent clapboards, and an air outlet of the second air bag faces to the electrical element; during operation, through setting up No. two gasbags, when the clapper swings for the clapper can not receive the damage because of clapping each other when the clapper swings, reduce the cost of changing the part, reduce the noise that the clapper clapped each other and bring simultaneously, No. two gasbags increase the clearance between the clapper, increase clapper swing fanning's efficiency, increase the effect that the clapper blows away the dust on the electrical components, thereby further reduce the damage of dust to electrical components.
The invention has the following beneficial effects:
1. according to the intelligent temperature control power distribution cabinet, the hard plate is matched with the heat dissipation holes, the defect that the airflow of the rotating fan cools one end of the electrical element close to the rotating fan but cannot cool the electrical elements on two sides is overcome, the electrical element is fully cooled, the working temperature of the electrical element is reduced, the temperature of the electrical element is prevented from being overheated, and potential safety hazards caused by damage of the electrical element are avoided.
2. According to the intelligent temperature control power distribution cabinet, through the matching of the first passage and the heat dissipation holes, rainwater dropping into the heat dissipation holes can flow into the first passage immediately, the rainwater is prevented from overflowing after being stored fully in the heat dissipation holes, the rainproof effect of the heat dissipation holes is further improved, and the influence of the rainwater on electrical components is reduced.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a sectional view of the working state of the present invention;
FIG. 2 is a cross-sectional view of the present invention not in operation;
FIG. 3 is a cross-sectional view A-A of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is an enlarged view of a portion of FIG. 1 at C;
in the figure: the air bag type heating device comprises a shell 1, an electric appliance element 2, a driving unit 3, a heat dissipation unit 4, a temperature controller 5, a heat dissipation hole 11, a first channel 12, a second channel 13, a first chamber 14, a first air bag 15, a push plate 16, a water outlet 17, a second chamber 18, a first magnet 19, a second magnet 191, a steel wire rope 192, a motor 31, a transmission shaft 32, a rotating fan 33, a support rod 41, a ring 42, a bulge 43, a bump 44, a push rod 45, a rack 46, a gear 47, a hard plate 48, a clapper 481 and a second air bag 482.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the intelligent temperature control power distribution cabinet of the present invention includes a housing 1, an electrical component 2, a temperature controller 5, a driving unit 3, and a heat dissipation unit 4; a group of heat dissipation holes 11 are uniformly formed in the side wall of the shell 1, an electrical component 2 is installed at the bottom of the shell 1, and a temperature controller 5 is installed at the top of the shell 1; the driving unit 3 is installed on the top of the shell 1 and is positioned at one side of the temperature controller 5, and the driving unit 3 comprises a motor 31, a transmission shaft 32 and a rotating fan 33; the motor 31 is arranged at the middle position of the top of the shell 1; one end of the transmission shaft 32 is connected with an output shaft of the motor 31, and the other end is connected with the rotating fan 33; the heat dissipation unit 4 is installed in the housing 1, and the heat dissipation unit 4 includes a support rod 41, a ring 42, a set of protrusions 43, a set of bumps 44, a set of push rods 45, a set of racks 46, a set of gears 47, and a set of hard plates 48; each lug 44 is uniformly arranged on the outer ring of the transmission shaft 32; the ring 42 is mounted on the top of the shell 1 through the support rod 41, and the ring 42 and the bump 44 are on the same horizontal plane; each of the protrusions 43 is uniformly mounted on the inner ring of the ring 42; each of the top rods 45 penetrates through the ring 42 and the bulge 43, one end of each of the top rods 45 is positioned outside the ring 42, the other end of each of the top rods 45 is positioned inside the ring 42, and the top rod 45 positioned at one end inside the ring 42 is sleeved with a spring and enables the top rod 45 to move intermittently through the rotation of the transmission shaft 32; each rack 46 is slidably mounted in a first passage 12 formed in the housing 1, the first passage 12 is communicated with each heat dissipation hole 11, and the movement of the rack 46 is realized through the movement of the ejector rod 45; each gear 47 is rotatably installed on the inner wall of the heat dissipation hole 11 through a rotating shaft, and the gear 47 is meshed with the rack 46; one end of the hard plate 48 is positioned in the shell 1, the other end of the hard plate is sleeved on the rotating shaft, and the hard plate 48 swings through the mutual matching between the rack 46 and the gear 47;
in the prior art, the heat dissipation effect of the heat dissipation device of the power distribution cabinet on the electrical element 2 is insufficient, and the temperature of the electrical element 2 is overheated under severe weather conditions, so that the normal work of the electrical element 2 is influenced, even the electrical element 2 is damaged by short circuit, potential safety hazards are caused, property loss is caused, and the maintenance cost is increased;
according to the invention, the temperature of the electric element 2 is detected by arranging the temperature controller 5, when the temperature reaches the value set by the temperature controller 5 in operation, the temperature controller 5 closes the circuit to enable the motor 31 to start to operate, the motor 31 operates to drive the transmission shaft 32 and the rotating fan 33 to rotate together, the motor 31 is protected from being damaged due to long-time operation, the cost of replacing parts is reduced, at the moment, the lug 44 arranged on the transmission shaft 32 rotates, the lug 44 contacts the ejector rod 45 to enable the ejector rod 45 to move towards the direction close to the rack 46 under the stress, the ejector rod 45 contacts and extrudes the racks 46 at two sides in the shell 1 to enable the rack 46 to slide downwards, at the moment, the rack 46 drives the gear 47 to rotate, the gear 47 drives the hard plate 48 to swing upwards, the fan blows to the electric element 2, through the matching of the hard plate 48 and the heat dissipation hole 11, the air flow of the rotating fan 33, and the shortcoming that the electrical elements 2 on the two sides cannot be cooled makes the electrical elements 2 fully receive the cooling effect, reduces the working temperature of the electrical elements 2, prevents the temperature of the electrical elements 2 from being overheated, and avoids the potential safety hazard caused by the damage of the electrical elements 2.
As an embodiment of the present invention, the cross section of each heat dissipation hole 11 is a pentagon, and the intersection points of two adjacent straight lines of the pentagon are a point a, a point b, a point c, a point d and a point e; the point a and the point e are on the outer side wall; the point c and the point d are positioned on the inner side wall, and the edge cd is three times that of the edge ae; the horizontal position of the cd side is higher than that of the ae side, and the point c is lower than the point e; the point b is lower than the point a, and the point b is in the middle of the edge de; when the power distribution cabinet works, the heat dissipation holes 11 in the shell 1 of the power distribution cabinet in the prior art are poor in rainproof effect, water can enter the shell 1 in an environment where rain often occurs in plum rain, and the electrical appliance elements 2 are damaged due to short circuit, so that property loss is caused; according to the design of the heat dissipation holes 11, under the condition that rain is influenced by wind speed, rainwater flows into the heat dissipation holes 11 through the point e, drips on the bc edge and flows down along the bc edge to be stored in the heat dissipation holes 11, even if the maximum inclination angle of the rainwater falling under the influence of wind power is 23 degrees and 26 minutes, the rainwater drips into the heat dissipation holes 11, the highest dripping position cannot exceed the point c, and the rainwater is effectively prevented from entering the shell 1 to damage the electrical component 2; under the condition that the rainfall is big and the wind speed is high, the rainwater of storage at louvre 11 can increase suddenly, through the cooperation with louvre 11 of a passageway 12, the rainwater of drippage into louvre 11 can flow into a passageway 12 at once, avoids the rainwater to save the back and spill over in louvre 11, further increases louvre 11's rain-proof effect, the influence of the rainwater of reduction to electrical components 2.
As an embodiment of the present invention, a first chamber 14 is formed on the housing 1 below the electrical component 2, a first air bag 15 is disposed in the first chamber 14, and an air outlet of the first air bag 15 is aligned with the electrical component 2; a second channel 13 is formed in the shell 1, one end of the second channel 13 is communicated with the first channel 12, and the other end of the second channel 13 is communicated with the first cavity 14; a push plate 16 is arranged in the first cavity 14 at one side of the first air bag 15; the push plate 16 is connected to the inner wall of the first chamber 14 through a spring; a water outlet 17 is arranged on the shell 1, the water outlet 17 is positioned on one side of the first cavity 14, and in an initial state, the push plate 16 blocks the water outlet 17; when the electric appliance component cooling device works, by arranging the second channel 13 and the first chamber 14, under the condition of large rainfall, rainwater is stored in the first chamber 14 through the first pipeline and the second pipeline, so that the rainwater in the first channel 12 cannot overflow from the heat dissipation holes 11 quickly due to accumulation, the electric appliance component 2 is prevented from being affected by damp and damaged and gravity, the thrust force of the rainwater on the push plate 16 is larger than the spring tension in the first chamber 14, the push plate 16 slides towards the first air bag 15 by the rainwater, the first air bag 15 is extruded to exhaust the bottom of the electric appliance component 2 through the air outlet, when heat is dissipated, the rotating fan 33 and the hard plate 48 blow heat to the bottom, the temperature of the bottom of the electric appliance component 2 is increased, the first air bag 15 blows air to the bottom of the electric appliance component 2 to form airflow, the heat accumulated at the bottom of the electric appliance component 2 is blown away, the temperature at the bottom of the shell 1 is reduced, and the cooling effect of the electric appliance component 2, at this moment, the push plate 16 slides through the position of the water outlet 17, the stored rainwater is discharged through the water outlet 17, the problem that the water surface in the first pipeline rises due to too much rainwater which cannot be discharged is solved, the rainwater overflows from the heat dissipation holes 11 and enters the shell 1 to damage the electrical element 2, the rainproof effect of the heat dissipation holes 11 is further enhanced, and the electrical element 2 is reduced and damaged by the rainwater.
As an embodiment of the present invention, a second chamber 18 is disposed on the housing 1 above the first chamber 14; a first magnet 19 is connected in each second chamber 18 through a spring, and one end of the first magnet 19 is connected with the lowest hard plate 48 in the shell 1 through a steel wire rope 192; a second magnet 191 is arranged at the end part of the push plate 16 close to the second chamber 18, and like poles of the second magnet 191 and the first magnet 19 repel each other; when the push plate 16 works, the hard plate 48, the steel wire rope 192, the first magnet 19 and the second magnet 191 are matched with each other, so that the push plate 16 reciprocates; the problem of when not having the rainwater or the rainwater is less under the condition, hard board 48 swings and drives wire rope 192, with a magnet 19 to the direction pulling of keeping away from the gas outlet, make push pedal 16 slide to an gasbag 15 direction under the effect that like poles of the magnet repel each other, gasbag 15 still can blow to electrical components 2 bottom, reduce the heat and gather in casing 1 bottom, increase the work efficiency of gasbag 15, further increase electrical components 2's cooling effect.
As an embodiment of the present invention, a set of clappers 481 is rotatably mounted at the end of each hard plate 48 in the housing 1, and a torsion spring is arranged at the rotation position; in operation, through setting up clapper 481, under the cooperation between hard board 48 and clapper 481, clapper 481 can swing the fanning when making hard board 48 wobbling, increase hard board 48's work efficiency, and then the effect of reinforcing hard board 48 to the air flow of electrical components 2 both sides, make electrical components 2 keep dry, it makes electrical components 2 wet the damage because of humidity in the air to reduce, clapper 481 is close to electrical components 2 and swings fan wind, can blow off the dust that falls on electrical components 2, reduce the damage of dust to electrical components 2, influence the normal work of electrical components 2, increase electrical components 2's life, reduce the replacement cost of part.
In one embodiment of the present invention, a second air cell 482 is disposed between adjacent clappers 481, and an air outlet of the second air cell 482 faces the electrical component 2; in operation, by arranging the second air bag 482, when the clappers 481 swing, the clappers 481 cannot be damaged due to mutual clapping, the cost of replacing parts is reduced, and meanwhile, noise caused by the clappers 481 mutually clapping is reduced, the second air bag 482 increases the gap between the clappers 481, the efficiency of swinging and fanning of the clappers 481 is increased, the effect of blowing away dust on the electric element 2 by the clappers 481 is increased, and accordingly, the damage of the dust to the electric element 2 is further reduced.
When the temperature reaches the value set by the temperature controller 5, the temperature controller 5 closes the circuit to enable the motor 31 to start to operate, the motor 31 operates to drive the transmission shaft 32 and the rotating fan 33 to rotate together, the motor 31 is protected from being damaged due to long-time operation, the cost of replacing parts is reduced, at the moment, the lug 44 mounted on the transmission shaft 32 rotates, the lug 44 contacts the ejector rod 45 to enable the ejector rod 45 to move towards the direction close to the rack 46 under the stress, the ejector rod 45 contacts and extrudes the racks 46 at two sides in the shell 1 to enable the rack 46 to slide downwards, at the moment, the rack 46 slides to drive the gear 47 to rotate, further, the gear 47 drives the hard plate 48 to swing upwards to fan the electrical element 2, through the matching of the hard plate 48 and the heat dissipation holes 11, the defect that the airflow of the rotating fan 33 cools one end of the electrical element 2 close to the rotating fan 33 but the electrical element 2 at two sides cannot be cooled is, the working temperature of the electrical component 2 is reduced, the temperature of the electrical component 2 is prevented from being overheated, and potential safety hazards caused by damage of the electrical component 2 are avoided; through the design of the heat dissipation holes 11, under the condition that rain is influenced by wind speed, rain flows into the heat dissipation holes 11 through the point e, drips on the bc edge, flows down along the bc edge and is stored in the heat dissipation holes 11, even if the maximum inclination angle of the rain falling under the influence of wind power is 23 degrees and 26 minutes, rain drops flow into the heat dissipation holes 11, the highest dripping position cannot exceed the point c, and the damage to the electrical appliance element 2 caused by the rain drops entering the shell 1 is effectively prevented; under the conditions of large rainfall and high wind speed, the rainwater stored in the heat dissipation holes 11 is suddenly increased, and through the matching of the first passage 12 and the heat dissipation holes 11, the rainwater dropping into the heat dissipation holes 11 can immediately flow into the first passage 12, so that the rainwater is prevented from overflowing after being fully stored in the heat dissipation holes 11, the rainproof effect of the heat dissipation holes 11 is further increased, and the influence of the rainwater on the electrical appliance element 2 is reduced; through the second channel 13 and the first chamber 14, under the condition of large rainfall, rainwater is stored in the first chamber 14 through the first pipeline and the second pipeline, so that the rainwater in the first channel 12 cannot overflow from the heat dissipation holes 11 quickly due to accumulation, the electrical element 2 is prevented from being damped and damaged, the thrust force of the rainwater on the push plate 16 under the influence of gravity is larger than the spring tension in the first chamber 14, the push plate 16 slides towards the first air bag 15 by the rainwater, the first air bag 15 is extruded to exhaust the bottom of the electrical element 2 through the air outlet, when heat is dissipated, the fan 33 and the hard plate 48 are rotated to blow heat to the bottom, the temperature of the bottom of the electrical element 2 is increased, the first air bag 15 blows air to the bottom of the electrical element 2 to form air flow, the heat accumulated at the bottom of the electrical element 2 is blown away, the temperature at the bottom of the shell 1 is reduced, and the cooling effect of the electrical element 2 is further increased, at the moment, the push plate 16 slides through the position of the water outlet 17, and the stored rainwater is discharged through the water outlet 17, so that the rainwater cannot be stored in the first cavity 14 for a long time, the rainwater is prevented from being excessively accumulated in the first cavity 14 and cannot be discharged, and the rainwater overflows from a heat dissipation port and enters the shell 1 to damage the electrical component 2, the rainproof effect of the heat dissipation hole 11 is further enhanced, and the damage of the electrical component 2 by the rainwater is reduced; under the condition of no rainwater, the hard plate 48 swings to drive the steel wire rope 192, the first magnet 19 is pulled towards the direction far away from the air outlet, and the push plate 16 slides towards the first air bag 15 under the action of like-pole repulsion of the magnets, so that the first air bag 15 can still blow air to the bottom of the electric appliance element 2, heat is reduced from being accumulated at the bottom of the shell 1, the working efficiency of the first air bag 15 is increased, and the cooling effect of the electric appliance element 2 is further increased; by arranging the hard plate 48, the clappers 481 can swing and fan while the hard plate 48 swings due to the matching between the hard plate 48 and the clappers 481, so that the working efficiency of the hard plate 48 is improved, the effect of the hard plate 48 on the air flow on two sides of the electric element 2 is further enhanced, the electric element 2 is kept dry, the damp damage of the electric element 2 caused by the humidity in the air is reduced, the service life of the electric element 2 is prolonged, and the replacement cost of parts is reduced; by arranging the clapper 481, under the matching between the hard plate 48 and the clapper 481, the clapper 481 can swing to fan while the hard plate 48 swings, so that the working efficiency of the hard plate 48 is increased, and further the effect of the hard plate 48 on the air flow at two sides of the electrical element 2 is enhanced, so that the electrical element 2 is kept dry, the damage of the electrical element 2 caused by the humidity in the air due to the damp is reduced, the clapper 481 swings fan air close to the electrical element 2, dust falling on the electrical element 2 can be blown away, the damage of the dust to the electrical element 2 is reduced, the normal work of the electrical element 2 is influenced, the service life of the electrical element 2 is prolonged, and the replacement cost of parts is reduced; by arranging the second air bag 482, when the clappers 481 swing, the clappers 481 cannot be damaged due to mutual clapping, the cost of replacing parts is reduced, meanwhile, noise caused by the clappers 481 mutually clapping is reduced, the second air bag 482 increases the gap between the clappers 481, the efficiency of swinging and fanning of the clappers 481 is increased, the effect of blowing dust on the electric element 2 by the clappers 481 is increased, and the damage of the dust to the electric element 2 is further reduced.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an intelligence temperature control switch board which characterized in that: comprises a shell (1), an electric element (2), a temperature controller (5), a driving unit (3) and a heat dissipation unit (4); a group of heat dissipation holes (11) are uniformly formed in the side wall of the shell (1), an electrical element (2) is installed at the bottom of the shell (1), and a temperature controller (5) is installed at the top of the shell (1); the driving unit (3) is arranged at the top of the shell (1) and is positioned at one side of the temperature controller (5), and the driving unit (3) comprises a motor (31), a transmission shaft (32) and a rotating fan (33); the motor (31) is arranged in the middle of the top of the shell (1); one end of the transmission shaft (32) is connected with an output shaft of the motor (31), and the other end of the transmission shaft is connected with the rotating fan (33); the heat dissipation unit (4) is arranged in the shell (1), and the heat dissipation unit (4) comprises a support rod (41), a ring (42), a group of bulges (43), a group of convex blocks (44), a group of push rods (45), a group of racks (46), a group of gears (47) and a group of hard plates (48); each lug (44) is uniformly arranged on the outer ring of the transmission shaft (32); the ring (42) is arranged at the top of the shell (1) through a support rod (41), and the ring (42) and the bump (44) are on the same horizontal plane; each bulge (43) is uniformly arranged on the inner ring of the ring (42); each ejector rod (45) penetrates through the ring (42) and the bulge (43), one end of each ejector rod (45) is located on the outer side of the ring (42), the other end of each ejector rod (45) is located on the inner side of the ring (42), a spring is sleeved on the ejector rod (45) located at one end of the inner side of the ring (42), and the ejector rods (45) move intermittently through rotation of the transmission shaft (32); each rack (46) is slidably mounted in a first passage (12) formed in the shell (1), the first passage (12) is communicated with each heat dissipation hole (11), and the movement of the racks (46) is realized through the movement of the ejector rod (45); each gear (47) is rotatably arranged on the inner wall of each heat dissipation hole (11) through a rotating shaft, and the gears (47) are meshed with the racks (46); one end of the hard plate (48) is positioned in the shell (1), the other end of the hard plate is sleeved on the rotating shaft, and the swinging of the hard plate (48) is realized through the mutual matching between the rack (46) and the gear (47).
2. The intelligent temperature-controlled power distribution cabinet according to claim 1, characterized in that: the section of each heat dissipation hole (11) is pentagonal, and the intersection points of two adjacent straight lines of the pentagon are a point a, a point b, a point c, a point d and a point e; the point a and the point e are on the outer side wall; the point c and the point d are positioned on the inner side wall, and the edge cd is three times that of the edge ae; the horizontal position of the cd side is higher than that of the ae side, and the point c is lower than the point e; the point b is lower than the point a, and the point b is in the middle of the edge de.
3. The intelligent temperature-controlled power distribution cabinet according to claim 2, characterized in that: a first chamber (14) is arranged on the shell (1) below the electric appliance element (2), a first air bag (15) is arranged in the first chamber (14), and an air outlet of the first air bag (15) is aligned with the electric appliance element (2); a second channel (13) is formed in the shell (1), one end of the second channel (13) is communicated with the first channel (12), and the other end of the second channel is communicated with the first cavity (14); a push plate (16) is arranged in the first cavity (14) positioned at one side of the first air bag (15); the push plate (16) is connected to the inner wall of the first chamber (14) through a spring; the shell (1) is provided with a water outlet (17), the water outlet (17) is positioned on one side of the first cavity (14), and in an initial state, the push plate (16) blocks the water outlet (17).
4. The intelligent temperature-controlled power distribution cabinet according to claim 3, characterized in that: a second cavity (18) is formed in the shell (1) above the first cavity (14); a first magnet (19) is connected in each second chamber (18) through a spring, and one end of the first magnet (19) is connected with a lowest hard plate (48) in the shell (1) through a steel wire rope (192); a second magnet (191) is arranged at the end part of the push plate (16) close to the second chamber (18), and like poles of the second magnet (191) and the first magnet (19) repel each other; the reciprocating motion of the push plate (16) is realized through the mutual matching of the hard plate (48), the steel wire rope (192), the first magnet (19) and the second magnet (191).
5. The intelligent temperature-controlled power distribution cabinet according to claim 4, characterized in that: a group of clappers (481) are rotatably mounted at the end part of each hard plate (48) in the shell (1), and a torsion spring is arranged at the rotating part.
6. The intelligent temperature-controlled power distribution cabinet according to claim 5, characterized in that: a second air bag (482) is arranged between the adjacent clappers (481), and an air outlet of the second air bag (482) faces to the electric element (2).
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| CN202110136141.6A CN112821231B (en) | 2021-02-01 | 2021-02-01 | Intelligent temperature control power distribution cabinet |
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| CN202110136141.6A CN112821231B (en) | 2021-02-01 | 2021-02-01 | Intelligent temperature control power distribution cabinet |
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| CN112821231B CN112821231B (en) | 2022-06-17 |
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| CN112821231B (en) | 2022-06-17 |
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Effective date of registration: 20220530 Address after: 528000 block a, No. 4, Gongyuan Road, liuchaoshuikou village, Lishui Town, Nanhai District, Foshan City, Guangdong Province Applicant after: Foshan Xinling Hardware Products Co.,Ltd. Address before: Room 601, 6th floor, building 10, weihuali community, Heyan Road, Heping District, Tianjin Applicant before: Liu Maofa |
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